Chicago to San Francisco flights – the most comfortable way to fly
2 airlines fly nonstop between Chicago and San Francisco, about 40 flights a week. The flight takes 4h 15m and covers 2,964 km. The most comfortable economy seat is on American Airlines's Airbus A321neo. There's no lie-flat business class on this route.
Most comfortable economy
- 31″ legroom
- 18.0″ wide seat
- Cabin altitude 8,000 ft
- Wi-Fi
- Power
Most comfortable business
- 38″ legroom
- 21.0″ wide seat
- No middle seats
- Cabin altitude 8,000 ft
- Wi-Fi
- Power
Nonstop flights from Chicago to San Francisco
| Flight | Departs | Duration | Aircraft | Economy | Business | Days |
|---|---|---|---|---|---|---|
| American Airlines AA7372 ORD → SFO |
07:35 | 4h 15m | 737 MAX 8 Narrow-body |
4.5Okay | 7.4Very comfortable | MTWTFSS |
| United UA6980 ORD → SFO |
08:00 | 4h 15m | 737 MAX 8 Narrow-body |
4.5Okay | 7.4Very comfortable | MTWTFSS |
| American Airlines AA4815 ORD → SFO |
12:45 | 4h 15m | A321neo Narrow-body |
5.3Okay | 7.4Very comfortable | MTWTFSS |
| United UA4724 ORD → SFO |
13:10 | 4h 15m | A320 Narrow-body |
4.8Okay | 7.4Very comfortable | MTWTFSS |
| American Airlines AA214 ORD → SFO |
17:55 | 4h 15m | A321neo Narrow-body |
5.3Okay | 7.4Very comfortable | MTWTFSS |
| United UA663 ORD → SFO |
18:20 | 4h 15m | A320 Narrow-body |
4.8Okay | 7.4Very comfortable | MTWTFSS |
Frequently asked questions
How long is the flight from Chicago to San Francisco?
A nonstop flight from Chicago to San Francisco takes about 4 h 15 min and covers 2,964 km.
Which airlines fly nonstop from Chicago to San Francisco?
American Airlines and United fly nonstop, with about 40 flights a week.
What is the most comfortable economy seat from Chicago to San Francisco?
American Airlines on the Airbus A321neo: 3-3 layout, 31″ legroom and 18.0″ wide seats – comfort score 5.3/10 (okay).
Is there lie-flat business class from Chicago to San Francisco?
No – business class on this route is recliner (domestic first) (2-2). The best is American Airlines on the Boeing 737 MAX 8, comfort score 7.4/10.
Can I fly with my dog from Chicago to San Francisco?
Yes – American Airlines and United take small dogs in the cabin (usually up to 9 kg including the bag).
Is business class worth it from Chicago to San Francisco?
Business is a wide recliner with more legroom for about 225% more than economy on American Airlines – SkyBuddy's upgrade score: 1.7/10 (not worth it).
Which aircraft fly from Chicago to San Francisco?
Airbus A321neo, Airbus A320, and Boeing 737 MAX 8.
Schedules, seat details and fares are indicative estimates from SkyBuddy's airline model. Check the live price before you book.